Răspuns:x pretul initial
dupa I scumpire: x +x20/100
dupa a II scumpire x +x20/100+(x+x20/100)10/100=1056
rezolvam ecuatia:
x +x/5+ (x+x/5) 1/10=1056
x+x/5+x/10+x/50=1056 aducem la numitor comun (50)
50x+10x+5x+x= 52800
66x=52800
x=52800/66=800
x=800 lei